RU2677754C2 - Гидродинамический подшипник, рентгеновская трубка, рентгеновская система и способ изготовления гидродинамического подшипника - Google Patents

Гидродинамический подшипник, рентгеновская трубка, рентгеновская система и способ изготовления гидродинамического подшипника Download PDF

Info

Publication number
RU2677754C2
RU2677754C2 RU2016150095A RU2016150095A RU2677754C2 RU 2677754 C2 RU2677754 C2 RU 2677754C2 RU 2016150095 A RU2016150095 A RU 2016150095A RU 2016150095 A RU2016150095 A RU 2016150095A RU 2677754 C2 RU2677754 C2 RU 2677754C2
Authority
RU
Russia
Prior art keywords
bearing
sleeve
support
shaft
rotating shaft
Prior art date
Application number
RU2016150095A
Other languages
English (en)
Russian (ru)
Other versions
RU2016150095A (ru
RU2016150095A3 (de
Inventor
Петер Клаус БАХМАНН
Ананд Кумар ДОКАНИЯ
Вильхельмус Корнелис КЕУР
Гереон ФОГТМАЙЕР
Виллем ПОТЗЕ
Кристиан Херберт БЛОМЕ
Original Assignee
Конинклейке Филипс Н.В.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Конинклейке Филипс Н.В. filed Critical Конинклейке Филипс Н.В.
Publication of RU2016150095A publication Critical patent/RU2016150095A/ru
Publication of RU2016150095A3 publication Critical patent/RU2016150095A3/ru
Application granted granted Critical
Publication of RU2677754C2 publication Critical patent/RU2677754C2/ru

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
    • F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/109—Lubricant compositions or properties, e.g. viscosity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • F16C33/122—Multilayer structures of sleeves, washers or liners
    • F16C33/124—Details of overlays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • F16C33/122—Multilayer structures of sleeves, washers or liners
    • F16C33/125—Details of bearing layers, i.e. the lining
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C39/00—Relieving load on bearings
    • F16C39/02—Relieving load on bearings using mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C43/00—Assembling bearings
    • F16C43/02—Assembling sliding-contact bearings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
    • H01J35/101—Arrangements for rotating anodes, e.g. supporting means, means for greasing, means for sealing the axle or means for shielding or protecting the driving
    • H01J35/1017—Bearings for rotating anodes
    • H01J35/104—Fluid bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2202/00—Solid materials defined by their properties
    • F16C2202/50—Lubricating properties
    • F16C2202/54—Molybdenum disulfide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/02—Carbon based material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/02—Carbon based material
    • F16C2206/04—Diamond like carbon [DLC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/40—Ceramics, e.g. carbides, nitrides, oxides, borides of a metal
    • F16C2206/58—Ceramics, e.g. carbides, nitrides, oxides, borides of a metal based on ceramic nitrides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/80—Cermets, i.e. composites of ceramics and metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/80—Cermets, i.e. composites of ceramics and metal
    • F16C2206/82—Cermets, i.e. composites of ceramics and metal based on tungsten carbide [WC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2223/00—Surface treatments; Hardening; Coating
    • F16C2223/30—Coating surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/06—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/30—Angles, e.g. inclinations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2380/00—Electrical apparatus
    • F16C2380/16—X-ray tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sliding-Contact Bearings (AREA)
RU2016150095A 2014-05-21 2015-04-01 Гидродинамический подшипник, рентгеновская трубка, рентгеновская система и способ изготовления гидродинамического подшипника RU2677754C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14169283.0 2014-05-21
EP14169283 2014-05-21
PCT/EP2015/057201 WO2015176861A1 (en) 2014-05-21 2015-04-01 A hydrodynamic bearing, an x-ray tube, an x-ray system, and a method for manufacturing a hydrodynamic bearing

Publications (3)

Publication Number Publication Date
RU2016150095A RU2016150095A (ru) 2018-06-21
RU2016150095A3 RU2016150095A3 (de) 2018-11-21
RU2677754C2 true RU2677754C2 (ru) 2019-01-21

Family

ID=50732968

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016150095A RU2677754C2 (ru) 2014-05-21 2015-04-01 Гидродинамический подшипник, рентгеновская трубка, рентгеновская система и способ изготовления гидродинамического подшипника

Country Status (6)

Country Link
US (1) US10094425B2 (de)
EP (1) EP3146219B1 (de)
JP (1) JP6404949B2 (de)
CN (1) CN106460920B (de)
RU (1) RU2677754C2 (de)
WO (1) WO2015176861A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016215638A1 (de) * 2016-08-19 2018-02-22 Robert Bosch Gmbh Lagervorrichtung, Verdichter und Verfahren zur Herstellung solch einer Lagervorrichtung
EP3496128A1 (de) * 2017-12-11 2019-06-12 Koninklijke Philips N.V. Drehanode für eine röntgenquelle
US10714297B2 (en) * 2018-07-09 2020-07-14 General Electric Company Spiral groove bearing assembly with minimized deflection
EP3626984A1 (de) * 2018-09-20 2020-03-25 Koninklijke Philips N.V. Selbstschmierendes gleitlager
IT201900000635A1 (it) * 2019-01-15 2020-07-15 Nuovo Pignone Tecnologie Srl Un componente di cuscino smorzato, cuscino comprendente detto componente, e macchina ruotante comprendente detto cuscino
EP3792621A1 (de) * 2019-09-12 2021-03-17 Siemens Healthcare GmbH Messverfahren und messvorrichtung für ein flüssigmetall-gleitlager
US11020067B1 (en) * 2020-02-12 2021-06-01 GE Precision Healthcare LLC Hydrodynamic bearing system and method for manufacturing the hydrodynamic bearing system
CN111607444B (zh) * 2020-06-04 2020-12-01 山东仁合新材料科技有限公司 天然气除砂装置
CN114087287B (zh) * 2020-08-24 2024-02-09 中国石油天然气集团有限公司 一种滑动轴承及静态推靠式旋转导向工具
US12018701B2 (en) 2020-09-24 2024-06-25 Flowserve Pte. Ltd. Hydraulic bearings and related devices, assemblies, and methods
US11676791B2 (en) * 2021-02-22 2023-06-13 GE Precision Healthcare LLC X-ray tube liquid metal bearing structure for reducing trapped gases
WO2023195758A1 (ko) * 2022-04-05 2023-10-12 경북대학교 산학협력단 진공 분위기에서 사용이 가능한 액체금속 윤활 미끄럼 베어링 및 이를 구비한 양극 회전형 x선관

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5181235A (en) * 1990-10-19 1993-01-19 Kabushiki Kaisha Toshiba Rotary-anode type x-ray tube
SU1814705A3 (en) * 1991-06-13 1993-05-07 Otdelnoe Pk B Korund Slide bearing support
US5384819A (en) * 1992-04-08 1995-01-24 Kabushiki Kaisha Toshiba X-ray tube of the rotary anode type
JP2002075259A (ja) * 2000-08-25 2002-03-15 Toshiba Corp 回転陽極型ｘ線管
WO2013046083A1 (en) * 2011-09-27 2013-04-04 Koninklijke Philips Electronics N.V. Self lubricated sliding bearing with curved groove geometry

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB794902A (en) * 1953-02-16 1958-05-14 Godfrey Hanworth Ltd Improvements in or relating to braked turbines
GB1299452A (en) * 1969-02-21 1972-12-13 Smiths Industries Ltd Improvements in or relating to methods of machining
JPH06173944A (ja) 1992-12-03 1994-06-21 Ebara Corp 気体動圧軸受
DE19523163A1 (de) 1994-07-12 1996-01-18 Siemens Ag Gleitlagerteil für ein Flüssigmetallgleitlager
JPH11213927A (ja) 1998-01-23 1999-08-06 Toshiba Corp 回転陽極型ｘ線管
JP4473422B2 (ja) 2000-07-11 2010-06-02 株式会社東芝 回転陽極型ｘ線管
CN100416684C (zh) * 2002-06-21 2008-09-03 希捷科技有限公司 用于流体动力轴承电动机的转子限制件
US6961213B2 (en) * 2002-06-24 2005-11-01 Seagate Technology Llc Disk drive spindle motor having hydrodynamic bearing working surface with low friction layer formed on wear resistant layer
JP2006002937A (ja) * 2004-05-20 2006-01-05 Minebea Co Ltd 流体動圧軸受装置およびその製造方法、スピンドルモータ、および記録ディスク駆動装置
JP2008243694A (ja) * 2007-03-28 2008-10-09 Jtekt Corp Ｘ線管用転がり軸受およびｘ線管装置
FR2934608B1 (fr) * 2008-08-01 2010-09-17 Commissariat Energie Atomique Revetement a couche mince supraglissante, son procede d'obtention et un dispositif comprenant un tel revetement.
CN201289834Y (zh) * 2008-11-04 2009-08-12 珠海瑞能真空电子有限公司 一种散热式ct机x射线管
US7933382B2 (en) 2009-03-25 2011-04-26 General Electric Company Interface for liquid metal bearing and method of making same
CN102576638B (zh) * 2009-09-30 2016-08-03 皇家飞利浦电子股份有限公司 X射线管的旋转阳极的平衡
DE102011083495B3 (de) * 2011-09-27 2013-03-28 Siemens Aktiengesellschaft Röntgenvorrichtung

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5181235A (en) * 1990-10-19 1993-01-19 Kabushiki Kaisha Toshiba Rotary-anode type x-ray tube
SU1814705A3 (en) * 1991-06-13 1993-05-07 Otdelnoe Pk B Korund Slide bearing support
US5384819A (en) * 1992-04-08 1995-01-24 Kabushiki Kaisha Toshiba X-ray tube of the rotary anode type
JP2002075259A (ja) * 2000-08-25 2002-03-15 Toshiba Corp 回転陽極型ｘ線管
WO2013046083A1 (en) * 2011-09-27 2013-04-04 Koninklijke Philips Electronics N.V. Self lubricated sliding bearing with curved groove geometry

Also Published As

Publication number Publication date
EP3146219B1 (de) 2020-07-22
RU2016150095A (ru) 2018-06-21
JP2017518466A (ja) 2017-07-06
JP6404949B2 (ja) 2018-10-17
US10094425B2 (en) 2018-10-09
WO2015176861A1 (en) 2015-11-26
CN106460920A (zh) 2017-02-22
CN106460920B (zh) 2019-06-25
RU2016150095A3 (de) 2018-11-21
EP3146219A1 (de) 2017-03-29
US20170097049A1 (en) 2017-04-06

Similar Documents

Publication Publication Date Title
RU2677754C2 (ru) Гидродинамический подшипник, рентгеновская трубка, рентгеновская система и способ изготовления гидродинамического подшипника
US9500226B2 (en) Method and systems for texturing liquid bearing surfaces in X-ray tubes
EP3217517A1 (de) Dichtringanordnung für eine dynamoelektrische maschine
US9771978B2 (en) Hydrodynamic bearings
JP6100560B2 (ja) 液体金属軸受け用の濡れ防止皮膜及びその製造方法
US9911570B2 (en) Antiwetting coating for liquid metal
CN111466008B (zh) 用于x射线源的旋转阳极
US10626921B2 (en) Method and apparatus for reducing wear of hydrodynamic bearing
EP3594518B1 (de) Spiralrillenlageranordnung mit minimierter ablenkung
US10573484B2 (en) Magnetic support for journal bearing operation at low and zero speeds
US20080056450A1 (en) X-ray tubes and methods of making the same
US7620153B2 (en) Cage for x-ray tube bearings
US20230343543A1 (en) X-ray tube liquid metal bearing structure for reducing trapped gases
JPH08102277A (ja) Ｘ線システム及びｘ線管
US11670475B2 (en) Liquid metal bearing structure with enhanced sealing structures
CN112739919B (zh) 自润滑的滑动轴承
US10274011B2 (en) Electrodynamically finished plain bearings
US11887803B2 (en) X-ray tube and X-ray generating apparatus

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20210402